nnines = 1 nines = 0.9 while nines != 1.0: nnines += 1 nines += 10 ** -nnines * 9 print(nines) print('QED')
Standard input is empty
0.99 0.999 0.9999 0.99999 0.9999990000000001 0.9999999 0.9999999900000001 0.999999999 0.9999999999 0.99999999999 0.999999999999 0.9999999999999 0.99999999999999 0.999999999999999 0.9999999999999999 1.0 QED